Area of Rectangle Formula: Know to find area and perimeter of rectangle along with proper definition, units and some solved questions and examples.

Learn how to calculate the areas of rectangle, triangle, and circle in Excel for a single cell or range of cells usin this formula.

The perimeter and area of triangles, quadrilaterals (rectangle, parallelogram, rhombus, kite and square), circles, arcs, sectors and composite shapes can all be calculated using relevant formulae.

To calculate the perimeter of a shape, like this window, you can add the length of all the sides together. 100cm + 120cm + 100cm +120cm = 440cm Or, you can multiply the length and width by 2.